/*
 * Copyright 2008 Max Kugland
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.splink.library.queue {
	import org.splink.library.queue.IQable;

	/**
	 * An internal wrapper interface which decorates the enqueued items with some additional
	 * functionality which is used by <code>IQ</code> implementations internally.
	 * 
	 * @see org.splink.library.queue.IQable
	 * 
	 * @author Max Kugland
	 */
	internal interface IQableDecorator extends IQable {

		/**
		 * @return whether the <code>IQable</code> has completed processing
		 */
		function isComplete() : Boolean;

		/**
		 * @return the wrapped <code>IQable</code>
		 * 
		 * @see org.splink.library.queue.IQable
		 */
		function getIQable() : IQable;
	}
}
